Mounting bracket assembly for an outboard motor



FIG. 1 is a perspective view of a _mounting bracket assembly for _an outboard motor showing my _new design;

FIG. 2 is a reduced front elevational view thereof;

FIG. 3 is a reduced top plan view thereof;

FIG. 4 is a reduced bottom plan view thereof;

FIG. 5 is a side elevational view thereof; and

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a mounting bracket assembly for an outboard motor, as shown. 